#!/usr/bin/env python
# -*- coding:utf-8 -*-
# Create by zhang
# Create on 2022/7/6 15:30
from typing import List


class IndexBase:
    def __init__(self):
        self.added_keys: List[str] = list()
        self.to_add_keys: List[str] = list()

    def compute(self, data):
        raise NotImplementedError()
